What was found
ON TUESDAY APRIL 4 2023, AT APPROXIMATELY 1200 EST N719SJ WAS DESCENDING OUT OF FL390 FOR FL370. THE AUTOPILOT DISENGAGED AND FLASHED THE AMBER WARNING LIGHT. WE RECEIVED THE “PITCH TRIM FAIL” CAS MESSAGE. MICHAEL RICKETTS WAS THE PF AND DENNIS LELAND THE PM. THE PF CONTROLLED THE AIRCRAFT WHILE THE PM RAN THE ASSOCIATED CHECK LIST ITEMS. THE PITCH TRIM SYSTEM WAS PLACED IN STANDBY THEN NORMAL. THE CAS MESSAGE EXTINGUISHED AND THEN REACTIVATED. THE PM DECLARED AN EMERGENCY AND THE PF FLEW THE AIRCRAFT AND LANDED WITHOUT INCIDENT.